Pixel processing time is easy to understand - reduce the size of the window you're rendering to (keeping everything else the same). If your program goes faster in rough proportion to the area of the window (height x width) - then pixel processing is the bottleneck. | Pixel processing time is easy to understand - reduce the size of the window you're rendering to (keeping everything else the same). If your program goes faster in rough proportion to the area of the window (height x width) - then pixel processing is the bottleneck. |